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"      Clark Griswolds of the world rejoice: Your Christmas lights are visible from space.  Now, the ISS crew isn&amp;#039;t looking down and waving at your Star Wars-themed nativity scene or light show synced to Slayer\u2014at least, I don&amp;#039;t think they are. Rather, NASA keeps records of light levels it sees when it looks down at the night skies on Earth. When they glance at the planet below between Thanksgiving and New Year&amp;#039;s Day, lo and behold, the world is a lot brighter place. In the largest cities, it&amp;#039;s up to 50 percent brighter. Via Vox. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.popularmechanics.com/home/a13333/nasa-christmas-lights-visible-from-space-17544134/>